About Hirundo javanica Sparrman, 1789
This species, Hirundo javanica Sparrman, 1789, is a small swallow that measures 13 cm (5.1 in) in total length. Its back and crown are blue-black, while its wings and tail are browner in color. It has a red face and throat, and dusky-colored underparts. Compared to the barn swallow and the closely related welcome swallow, this species has a shorter tail that is less deeply forked.